[skip appveyor] fix .travis.yml and remove the other one

.travis.yml

@@ -5,7 +5,7 @@ python:
   - "3.5"
 
 before_install:
-  - git clone -q --branch=master https://github.com/Itseez/opencv.git "%APPVEYOR_BUILD_FOLDER%\opencv
+  - git clone -q --branch=master https://github.com/Itseez/opencv.git opencv
   - python find_version.py > tmp 
   - opencv_version=$(cat tmp)
   - rm tmp
@@ -31,4 +31,3 @@ before_script:
 script:
   - cd tests
   - python -m unittest test
-  
\ No newline at end of file

travis.yml

-language: python
-
-python:
-  - "2.7"
-  - "3.5"
-
-before_install:
-  - git clone -q --branch=master https://github.com/Itseez/opencv.git opencv
-  - python find_version.py > tmp 
-  - opencv_version=$(cat tmp)
-  - rm tmp
-  - echo $opencv_version
-
-install: 
-  - python -m pip install --upgrade pip
-  - pip install -r requirements.txt
-  - cd ../opencv
-  - mkdir build
-  - if [[ $TRAVIS_PYTHON_VERSION == 2* ]]; then cmake -H"." -B"build" -DBUILD_opencv_python3=OFF -DBUILD_SHARED_LIBS=OFF -DBUILD_TESTS=OFF -DBUILD_PERF_TESTS=OFF -DPYTHON2_EXECUTABLE=$VIRTUAL_ENV/python27 -DPYTHON2_LIBRARY=$VIRTUAL_ENV/lib/python27.lib -DPYTHON2_INCLUDE_DIR=$VIRTUAL_ENV/include -Wno-dev; fi
-  - if [[ $TRAVIS_PYTHON_VERSION == 3* ]]; then cmake -H"." -B"build" -DBUILD_opencv_python2=OFF -DBUILD_SHARED_LIBS=OFF -DBUILD_TESTS=OFF -DBUILD_PERF_TESTS=OFF -DPYTHON3_EXECUTABLE=$VIRTUAL_ENV/python35 -DPYTHON3_LIBRARY=$VIRTUAL_ENV/lib/python35.lib -DPYTHON3_INCLUDE_DIR=$VIRTUAL_ENV/include -Wno-dev; fi
-  - cd build 
-  - cmake --build . --config Release
-  - cd ../..
-  - if [[ $TRAVIS_PYTHON_VERSION == 2* ]]; then cp opencv\build\lib\RELEASE\*.pyd opencv-python/cv2; fi
-  - if [[ $TRAVIS_PYTHON_VERSION == 3* ]]; then cp opencv\build\lib\python3\Release\*.pyd opencv-python/cv2; fi
-  - python setup.py bdist_wheel --opencv-version "$opencv_version-$TRAVIS_BUILD_NUMBER"
-
-before_script:
-  - pip install --no-index --find-links=opencv-python\dist\ opencv-python
-
-script:
-  - cd tests
-  - python -m unittest test